{"id":"CVE-2021-44550","aliases":["EUVD-2022-1244","GHSA-x2p8-rgfm-qw3v"],"status":"published","title":"Access Control vulnerability within CoreNLP","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01294,"percentile":0.70522,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-74","CWE-863"],"published":"2022-02-23T20:19:17Z","modified":"2026-10-20T10:55:06Z","fixes":[{"ecosystem":"Maven","package":"edu.stanford.nlp:stanford-corenlp","fixed_in":["4.4.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"edu.stanford.nlp:stanford-corenlp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"4.3.2"},{"fixed":"4.4.0"}]}]},{"source":"osv","ecosystem":"Maven","package":"edu.stanford.nlp:stanford-corenlp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0"}]}],"versions":["1.2.0","1.3.0","1.3.1","1.3.2","1.3.3","1.3.4","1.3.5","3.2.0","3.3.0","3.3.1","3.4","3.4.1","3.5.0","3.5.1","3.5.2","3.6.0","3.7.0","3.8.0","3.9.1","3.9.2","4.0.0","4.2.0","4.2.1","4.2.2","4.3.0","4.3.1","4.3.2"]}],"products":[{"vendor":"stanford","product":"corenlp"}],"references":[{"url":"https://github.com/stanfordnlp/CoreNLP/issues/1222","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44550","tags":["advisory"]},{"url":"https://github.com/stanfordnlp/CoreNLP/commit/5ee097dbede547023e88f60ed3f430ff09398b87","tags":["web"]},{"url":"https://github.com/advisories/GHSA-x2p8-rgfm-qw3v"},{"url":"https://github.com/stanfordnlp/CoreNLP","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-44550","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","status":"published","published":"2022-02-23T20:19:17Z","modified":"2024-08-04T04:25:16.647Z","updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2022-1244","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","status":"published","published":"2022-02-23T20:19:17Z","modified":"2024-08-04T04:25:16Z","updated_at":"2026-11-03T03:08:28.560815Z"}],"ghsa":[{"id":"GHSA-x2p8-rgfm-qw3v","title":"Access Control vulnerability within CoreNLP","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","status":"published","published":"2022-02-25T00:01:07Z","modified":"2023-02-03T05:06:30Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:36:44.093794Z"}],"nvd":[{"id":"CVE-2021-44550","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","status":"published","published":"2022-02-24T15:15:24.067Z","modified":"2026-06-17T04:12:33.417Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:07:04.6896Z"}],"osv":[{"id":"CVE-2021-44550","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","status":"published","published":"2022-02-24T15:15:24.067Z","modified":"2026-10-20T10:55:06.220467295Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"GHSA-x2p8-rgfm-qw3v","title":"Access Control vulnerability within CoreNLP","description":"An Incorrect Access Control vulnerability exists in CoreNLP 4.3.2 via the classifier in NERServlet.java (lines 158 and 159).","status":"published","published":"2022-02-25T00:01:07Z","modified":"2023-11-08T04:07:17.412828Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:46:59.484835Z"}]}}